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How does caffine intake effect your performance ?

Dear Sir or Madam, please take a few minutes of your time to complete the following questionnaire.

Secured
1

How old are you ?

Select 1 answer
2

What sport do you play?

3

How many cups of caffeine do you drink a day

Select one or more answers
4

How often do you drink caffeine before sports

Allocate 0.1 points
0
0
10
Answer 2
0
0
10